From mboxrd@z Thu Jan 1 00:00:00 1970 From: Matthias Kaehlcke Subject: [PATCH v3 12/12] mfd: cros_ec: Add throttler sub-device Date: Thu, 14 Jun 2018 12:47:12 -0700 Message-ID: <20180614194712.102134-13-mka@chromium.org> References: <20180614194712.102134-1-mka@chromium.org> Return-path: In-Reply-To: <20180614194712.102134-1-mka@chromium.org> Sender: linux-kernel-owner@vger.kernel.org To: MyungJoo Ham Cc: Kyungmin Park , Chanwoo Choi , Arnd Bergmann , Greg Kroah-Hartman , Rob Herring , Mark Rutland , linux-pm@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, Brian Norris , Douglas Anderson , Enric Balletbo i Serra , "Rafael J . Wysocki" , Viresh Kumar , Lee Jones , Matthias Kaehlcke List-Id: devicetree@vger.kernel.org Instantiate the CrOS EC throttler if it is enabled in the kernel configuration. Signed-off-by: Matthias Kaehlcke --- Changes in v3: - patch added to series drivers/mfd/cros_ec.c | 16 ++++++++++++++++ 1 file changed, 16 insertions(+) diff --git a/drivers/mfd/cros_ec.c b/drivers/mfd/cros_ec.c index 36156a41499c..5f52b6e2c21a 100644 --- a/drivers/mfd/cros_ec.c +++ b/drivers/mfd/cros_ec.c @@ -91,6 +91,10 @@ static int cros_ec_sleep_event(struct cros_ec_device *ec_dev, u8 sleep_event) return cros_ec_cmd_xfer(ec_dev, &buf.msg); } +static const struct mfd_cell ec_throttler_cell = { + .name = "cros-ec-throttler", +}; + int cros_ec_register(struct cros_ec_device *ec_dev) { struct device *dev = ec_dev->dev; @@ -153,6 +157,18 @@ int cros_ec_register(struct cros_ec_device *ec_dev) } } + if (IS_ENABLED(CONFIG_CROS_EC_THROTTLER)) { + err = mfd_add_devices(ec_dev->dev, PLATFORM_DEVID_AUTO, + &ec_throttler_cell, 1, NULL, ec_dev->irq, + NULL); + if (err) { + dev_err(dev, + "Failed to register throttler subdevice %d\n", + err); + return err; + } + } + if (IS_ENABLED(CONFIG_OF) && dev->of_node) { err = devm_of_platform_populate(dev); if (err) { -- 2.18.0.rc1.242.g61856ae69a-goog